$color: #dac3c5;
body {
  //background-color: $color;
//  禁用文字选中状态
//  user-select: none;
}

.demo-logo-vertical {
  height: 50px;
  max-width: 190px;
  margin: 5px;
  background: rgba(255, 255, 255, .3);
  img {
    width: 100%;
    height: 100%;
  }
}
.headBox{
  margin: 0 16px;
}
